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Finding the Fourth Proportional to 44,108.60, 66,162.47 and 17,812.98

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Solution

The fourth proportional to 44,108.60, 66,162.47 and 17,812.98 is: 26,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,108.60 : 66,162.47 = 17,812.98 : x
  2. Step 2: Convert to fraction form
    44,108.60/66,162.47 = 17,812.98/x
  3. Step 3: Cross multiply
    44,108.60x = 66,162.47 × 17,812.98
  4. Step 4: Simplify right side
    44,108.60x = 1,178,550,665.80
  5. Step 5: Solve for x
    x = 1,178,550,665.80/44,108.60
  6. Step 6: Final answer
    x = 26,719.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.